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fix(pauth): make pauth_helpers linking generic

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Pauth is a generic Arm feature that can be enabled on any platform that
implements it. It only needs a platform specific key generation hook. As
such, the generic Pauth enablement can be included in the generic build.

Signed-off-by: Boyan Karatotev <boyan.karatotev@arm.com>
Change-Id: Ibf32f79addab3515214594bb8d7168151b450f59
This commit is contained in:
Boyan Karatotev 2023-01-13 16:47:07 +00:00
parent b4fc04103e
commit 90ce8b8718
3 changed files with 9 additions and 4 deletions
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7
Makefile
View file

@ -512,6 +512,13 @@ BL_COMMON_SOURCES += common/bl_common.c \
plat/common/${ARCH}/platform_helpers.S \
${COMPILER_RT_SRCS}
# Pointer Authentication sources
ifeq (${ENABLE_PAUTH}, 1)
# arm/common/aarch64/arm_pauth.c contains a sample platform hook to complete the
# Pauth support. As it's not secure, it must be reimplemented for real platforms
BL_COMMON_SOURCES += lib/extensions/pauth/pauth_helpers.S
endif
ifeq ($(notdir $(CC)),armclang)
BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S
endif

3
plat/arm/common/arm_common.mk
View file

@ -353,8 +353,7 @@ endif
# Pointer Authentication sources
ifeq (${ENABLE_PAUTH}, 1)
PLAT_BL_COMMON_SOURCES += plat/arm/common/aarch64/arm_pauth.c \
lib/extensions/pauth/pauth_helpers.S
PLAT_BL_COMMON_SOURCES += plat/arm/common/aarch64/arm_pauth.c
endif
ifeq (${SPD},spmd)

3
plat/qemu/qemu/platform.mk
View file

@ -213,8 +213,7 @@ BL31_SOURCES += lib/cpus/aarch64/aem_generic.S \
# Pointer Authentication sources
ifeq (${ENABLE_PAUTH}, 1)
PLAT_BL_COMMON_SOURCES += plat/arm/common/aarch64/arm_pauth.c \
lib/extensions/pauth/pauth_helpers.S
PLAT_BL_COMMON_SOURCES += plat/arm/common/aarch64/arm_pauth.c
endif
ifeq (${SPD},spmd)